F05D 2270/1022
Due to high angle of attack of aircraft
Official title: due to high angle of attack of aircraft
F05D2270/1022 (Due to high angle of attack of aircraft) appears on 9 US grants and 10 published applications in this corpus.
Search patents in F05D- Granted patents
- 9
- Published applications
- 10
- Assignees
- 9
- Inventors
- 18
- Latest grant
- 8 Mar 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 2 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and apparatus for reducing flow distortion at engine fans of nacelles8 Mar 2022US 11,268,399 B2The Boeing Company
- Methods and apparatus for reducing flow distortion at engine fans of nacelles31 Mar 2020US 10,605,113 B2The Boeing Company
- Takeoff power management system and method for gas turbine engines21 May 2019US 10,293,951 B2United Technologies Corporation
- Protecting the operating margin of a gas turbine engine having variable vanes from aerodynamic distortion24 Nov 2015US 9,194,301 B2United Technologies Corporation
- Double-ducted fan2 Sep 2014US 8,821,123 B2The Penn State Research Foundation
- Systems and methods for breaking down ground vortices in an aircraft propulsion system inlet21 May 2026US 2026/0139630 A1Rtx Corporation
- Methods and apparatus for reducing flow distortion at engine fans of nacelles11 Jun 2020US 2020/0182080 A1The Boeing Company
- Methods and apparatus for reducing flow distortion at engine fans of nacelles20 Dec 2018US 2018/0363491 A1The Boeing Company
- Takeoff power management system and method for gas turbine engines21 Sep 2017US 2017/0267366 A1United Technologies Corporation
- Gas turbine engine6 Jul 2017US 2017/0191413 A1ROLLS-ROYCE plc
Most cited
By later US patents
- Active vaned passage casing treatment53US 5,431,533 AUnited Technologies Corporation · 1995
- Fan nacelle flow control42US 8,529,188 B2United Technologies Corporation · 2013
- Double-ducted fan13US 8,821,123 B2The Penn State Research Foundation · 2014
- Closed-loop control for a gas turbine with actively stabilized compressor10US 8,550,767 B2MTU Aero Engines AG · 2013
- Protecting the operating margin of a gas turbine engine having variable vanes from aerodynamic distortion9US 9,194,301 B2United Technologies Corporation · 2015